package day03;

public class IfElseDemo {
    public static void main(String[] args) {
        double price = 300.0;
        if(price>=500){
            price *=0.8;
        }else{
            price *=0.9;
        }
        System.out.println("最终结算金额为:"+price);
     /*   Scanner scan = new Scanner(System.in);
        System.out.print("请输入成绩:");
        double score = scan.nextDouble();*/
        double score = 95.5;
        if(score>=0&&score<=100){
            System.out.println(score+"是合法成绩");
        }else{
            System.out.println(score+"是不合法成绩");
        }






    }
}
